Rechargeable Bluetooth Speaker Wireless Sport Stereo Portable Computer Outdoor Home Mobile Phone Wireless Audio Feature: 【Quality Materials】Made of ABS , beautifully designed and is the ideal any anniversary or special occasion. For girlfriends,, parents and children 【Superior Sound Quality】This Bluetooth speaker delivers Stereo sound with Ric-h, tight MID-S and CRYSTA-L CLEA-R highs. Expansive sound is powerful enough to FIL-L any room 【Portable and Long Battery Life】Bluetooth speakers small,designed as a portable speaker. Built in 300mah battery,With long Playtim-e, long enough for any outdoor activities. Special designed as outdoor speakers 【Stereo Sound & Sound】Stereo sound with full---the speaker delivers immersive sound with Ric-h, MID-S and highs,DYNAMI-C sound.Even at maximum volume, in the same way as the live concert performance 【Strong Bluetooth 4.1 signal】It can connect normally under difficult conditions and the signal is not disturbed.Antenna design with Bluetooth 4.1 provides greater wireless range and efficient connection to Bluetooth cell phone or devices.The Bluetooth chip easily reads music play list,and connect any devices Product parameters: Type: Bluetooth speaker material: plastic Functions: card insertion, prevention, call function Connection method: Bluetooth connection Bluetooth : BLE 4.1 Interface type: USB Frequency response range: 60hz-16khz Output power: 5V Signal to noise ratio: ≥ 75db Power supply mode: built-in lithium battery Battery capacity: 300mAh Channel: 2.1+1 Playback duration: 10 hours Extended storage: not supported Number of horns: 2 Effective distance: 10 meters mode: press key Supported format: Card Speaker adjustment: key Product size: 12x6x3cm/4.72x2.36x1.18 inch Package size: 14x6.2x3.2cm/5.51x2.44x1.26 inch Net weight: 150g/0.33 lb Gross weight: 200g/0.44 lb The Package Include: 1 x Bluetooth Audio 1 x Use manual 1 x Usb cable